Heat Sinks Cooling 27 Fin Radiator For Ic Module, Pc.Computer, Led, Pc., Awxlumv Product Details Reduce the risk of hardware failure due to overheating. Heatsink Size: 11.81" x2.71" x 1.41" / 300mm x 69mmx 36mm. Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc. Maximize surface area Designed in contact with the cooling air. The 27pcs fins increase the area of the board and thus provide for greater heat transfer For need other sizes or oxidation of this model, contact the seller of this product model as soon as possible. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.